. >> we are a car culture and the experts tell us half of washington, d.c. travelers taking their vehicles on the road. gas prices are down and traffic on the highways is up. it's be christmas eve eve. >> take a rest. get a drink and keep going. >> a loaded car and carrier. >> with my mother it is not easy to get her on a plane. >> her ride packed with family presents, a and the beagle. >> it is 32 miles to the gallon. >> he is not alone on i-95 south in dale city. >> now, we're not moving at all. >> this is typical. >> dorothy is one of the 83 million americans hitting the roads this weekend. >> right around here it gets bad, it speeds up and slows down. >> all talk at the rest stops is 7% fall in gas prices make the car a better choice than a plane. even if you are the jazz family driving from montreal to florida. >> here it is $50 and $100 in canada. >> aaa says only 6% of travelers are flying. 100,000 are taking trains or buses. >> it took me $40 to fill up my tank. >> at least this time around the car is king. even if you have to pack your patience. >>